LibWeb: Allow BFC auto height calculation on any Layout::Box

This algorithm is reused in abspos sizing, and so should not be specific
to block containers (even if the name suggests it.)

3 files changed, 6 insertions, 6 deletions

diff --git a/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.cpp
index e33d184b49..a8613da044 100644
--- a/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/BlockFormattingContext.cpp
@@ -387,7 +387,7 @@ static bool margins_collapse_through(Box const& box, LayoutState& state)
 CSSPixels BlockFormattingContext::compute_auto_height_for_block_level_element(Box const& box, AvailableSpace const& available_space)
 {
     if (creates_block_formatting_context(box)) {
-        return compute_auto_height_for_block_formatting_context_root(verify_cast<BlockContainer>(box));
+        return compute_auto_height_for_block_formatting_context_root(box);
     }
 
     auto const& box_state = m_state.get(box);
diff --git a/Userland/Libraries/LibWeb/Layout/FormattingContext.cpp b/Userland/Libraries/LibWeb/Layout/FormattingContext.cpp
index b735980240..39026d3d70 100644
--- a/Userland/Libraries/LibWeb/Layout/FormattingContext.cpp
+++ b/Userland/Libraries/LibWeb/Layout/FormattingContext.cpp
@@ -275,7 +275,7 @@ static CSSPixelSize solve_replaced_size_constraint(LayoutState const& state, CSS
 }
 
 // https://www.w3.org/TR/CSS22/visudet.html#root-height
-CSSPixels FormattingContext::compute_auto_height_for_block_formatting_context_root(BlockContainer const& root) const
+CSSPixels FormattingContext::compute_auto_height_for_block_formatting_context_root(Box const& root) const
 {
     // 10.6.7 'Auto' heights for block formatting context roots
     Optional<CSSPixels> top;
@@ -716,7 +716,7 @@ void FormattingContext::compute_height_for_absolutely_positioned_non_replaced_el
         top = CSS::Length::make_px(static_position.y());
 
         // and finally apply rule number three below.
-        height = CSS::Size::make_px(compute_auto_height_for_block_formatting_context_root(verify_cast<BlockContainer>(box)));
+        height = CSS::Size::make_px(compute_auto_height_for_block_formatting_context_root(box));
         solve_for_bottom();
     }
 
@@ -761,7 +761,7 @@ void FormattingContext::compute_height_for_absolutely_positioned_non_replaced_el
                 return;
 
             // then the height is based on the Auto heights for block formatting context roots,
-            height = CSS::Size::make_px(compute_auto_height_for_block_formatting_context_root(verify_cast<BlockContainer>(box)));
+            height = CSS::Size::make_px(compute_auto_height_for_block_formatting_context_root(box));
 
             // and solve for top.
             solve_for_top();
@@ -783,7 +783,7 @@ void FormattingContext::compute_height_for_absolutely_positioned_non_replaced_el
                 return;
 
             // then the height is based on the Auto heights for block formatting context roots,
-            height = CSS::Size::make_px(compute_auto_height_for_block_formatting_context_root(verify_cast<BlockContainer>(box)));
+            height = CSS::Size::make_px(compute_auto_height_for_block_formatting_context_root(box));
 
             // and solve for bottom.
             solve_for_bottom();
diff --git a/Userland/Libraries/LibWeb/Layout/FormattingContext.h b/Userland/Libraries/LibWeb/Layout/FormattingContext.h
index 7e1692c8e0..f9059176b5 100644
--- a/Userland/Libraries/LibWeb/Layout/FormattingContext.h
+++ b/Userland/Libraries/LibWeb/Layout/FormattingContext.h
@@ -102,7 +102,7 @@ protected:
 
     static CSSPixels tentative_width_for_replaced_element(LayoutState const&, ReplacedBox const&, CSS::Size const& computed_width, AvailableSpace const&);
     static CSSPixels tentative_height_for_replaced_element(LayoutState const&, ReplacedBox const&, CSS::Size const& computed_height, AvailableSpace const&);
-    CSSPixels compute_auto_height_for_block_formatting_context_root(BlockContainer const&) const;
+    CSSPixels compute_auto_height_for_block_formatting_context_root(Box const&) const;
 
     ShrinkToFitResult calculate_shrink_to_fit_widths(Box const&);